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684 APPENDIX, a I C Lime 12-28 16-65 17-40 Magnesia 0-50 0-92 0-87 Protoxide of mangan. . 0'40 0-52 0-53 Water 4-62 5-05 4-62 Eemainder .... o-io 0-76 0-77 WISMUTHSPATH — a = 7'67. Analysis by Eammels- berg :■—oxide of bismuth 82 63, red oxide of iron 0'52, alumina 0*16, lime 0-28, magnesia 0'07, carbonic acid 6'02, water 3‘16, remainder 6 98. The remainder consisted of:—silica 2 ’97, alumina l'S3, red oxide of iron 2'03, magnesia o - 45. Is found in the gold mines of Chesterfield county in South Carolina. ZINKBLUTHE.—Amorphous. Fracture earthy. Opaque. Dull. Streak shining. White, pale yellow, h = 2'6. o = 3'59. Infusible before the blowpipe. Deposits a sublimate on charcoal, which while hot is yellow, but on cooling becomes white. In the inner flame may be volatilized with the excep tion of a small quantity of slag containing iron. With solution of cobalt becomes green. Soluble with effervescence in hydro chloric acid. Analyses of zinkbliithe a, h from Bleiberg by Smithson, c from Eaibel, d from Bleiberg, both by Karsten, e from Bleiberg by Berthier:— a I C d e Carbonic acid . . . . . 15-0 13-5 14-74 14-79 13 Oxide of zinc . . . . 72-8 71-4 72 84 72-76 67 Water . . 12-2 15-1 12-30 12-25 20 Is found in botryoidal, reniform and earthy masses, with calamine, at Eaibel and Bleiberg in Carinthia. Gold, p. 121.—Analyses of gold from California a, b, c, d by Eivot, e by Levol:— a I e d e Or 16-65 17-65 16236 — Gold .... . . . . 90-9 91-4 89'1 93-0 92'7 Silver .... .... 8-7 8'6 10-6 6'7 6-9 Iron .... . . . . 02 traces 0-2 traces 0'4 Analyses of gold from California^ g hy T. II. Henry, h, i by Teschemacher, k, I by Oswald, m by A. W. Hoffmann:— g h i k I m — 16'33 — 17-40 — — 90-12 90-33 93-00 87'6 90’96 89 61 / G Gold .... 88-76